Senior Airman Luis Diaz-Garcia (left) is the handler and trainer for Chico, a police dog who was part of a demonstration for National Police Week at Joint Base Charleston on Thursday. (Leroy Burnell/postandcourier.com/5/16/2013 )

Senior Airman Luis Diaz-Garcia (left) is the handler and trainer for Chico, a police dog who was part of a demonstration for National Police Week at Joint Base Charleston on Thursday. (Leroy Burnell/postandcourier.com/5/16/2013 )

An armored Humvee was on display Thursday at Joint Base Charleston as part of National Police Week. (Leroy Burnell/postandcourier.com/5/16/2013 )

Sgt. Kyle Shaughnessy is the trainer and handler for Jaga, who was part of a demonstration on Thursday for National Police Week at Joint Base Charleston. (Leroy Burnell/postandcourier.com/5/16/2013 )